I really do not understand why someone would shoot innocent people and picking randomly who this persons next victim would be. did he have some kind of grudge against the movie theater.All those innocent people never realized how their night would be.

James Holmes, released by the Colorado University, where he attended the school of medicine.

AURORA, CO – JULY 20: The Century 16 movie theatre is seen where a gunmen attacked movie goers during an early morning screening of the new Batman movie, ‘The Dark Knight Rises’ July 20, 2012 in Aurora, Colorado. According to reports, over 10 people have been killed and over 30 injured. Police have the suspect, twenty-four year old James Holmes of North Aurora, in custody. (Photo by Thomas Cooper/Getty Images)

AURORA, CO – JULY 20: The Century 16 movie theatre is seen where a gunmen attacked movie goers during an early morning screening of the new Batman movie, “The Dark Knight Rises” July 20, 2012 in Aurora, Colorado. According to reports, over 10 people have been killed and over 30 injured. Police have the suspect, twenty-four year old James Holmes of North Aurora, in custody. (Photo by Thomas Cooper/Getty Images)

Caption: Outside the Swedish Medical Center ER where some of the injured from the Colorado shooting are being taken. (SplashNews)

Caption: Outside the Swedish Medical Center ER where some of the injured from the Colorado shooting are being taken. (SplashNews)

AURORA, CO – JULY 20: The Century 16 movie theatre is seen where a gunmen attacked movie goers during an early morning screening of the new Batman movie, ‘The Dark Knight Rises’ July 20, 2012 in Aurora, Colorado. According to reports, over 10 people have been killed and over 30 injured. Police have the suspect, twenty-four year old James Holmes of North Aurora, in custody. (Photo by Thomas Cooper/Getty Images)